<template>
  <div>
     <button @click="num+=3000">发工资啦，我的工资是3000</button><br/><br/>
        <button @click="num+=-2800">给喜欢的女主播刷了火箭-2800</button><br/><br/>
        <button @click="num+=10000">送外卖赚了10000</button><br/><br/>
        <button @click="num+=-18000">给暗恋的女生买了爱马仕-18000</button><br/><br/>
        <button @click="num+=8000">晚上去做代驾赚了8000</button><br/><br/>
        <button @click="num+=-100">买泡面100</button><br/><br/>
        <button @click="num+=-50">买挂逼水50</button><br/><br/>
            
        <p>我这个月还有{{num}}元</p>
   </div>
</template>
 
<script>
export default {
  
  data() {
    return {
      num:0
    };
  },
 
  methods: {}
};
</script>

<style scoped>
     
</style>